@misc{indiciaed492dc6e6943,
  title = {Instrumental shaking thresholds for seismically induced landslides and preliminary report on landslides triggered by the October 17, 1989, Loma Prieta, California earthquake},
  author = {E. L. Harp},
  year = {1993},
  url = {https://pubs.usgs.gov/publication/70017912},
  note = {Source identifier: 70017912}
}